[Greylist-users] What timeouts should be used with greylisting
David F. Skoll
dfs at roaringpenguin.com
Wed Jun 25 12:41:17 PDT 2003
On Wed, 25 Jun 2003, martin dempsey wrote:
> On the subject of delay times since it seems many systems use
> retry timers with a granularity of 15min, 30min, 1hr, etc. I've seen many
> many systems miss the window by seconds.
I think the 4-hour max is much too aggressive. I would use 8 hours (or
as you suggest, 8.1 hours) at least.
The minimum is less critical. 55 minutes seems like a nice number; it's
more courteous to hosts that try every 30 or 60 minutes.
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